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<FONT color="green">001</FONT>    <a name="line.1"></a>
<FONT color="green">002</FONT>    /*<a name="line.2"></a>
<FONT color="green">003</FONT>     * Copyright (C) 2011 Archie L. Cobbs. All rights reserved.<a name="line.3"></a>
<FONT color="green">004</FONT>     *<a name="line.4"></a>
<FONT color="green">005</FONT>     * $Id: ResourceReaderFactoryBean.html 21 2011-02-16 15:27:14Z archie.cobbs $<a name="line.5"></a>
<FONT color="green">006</FONT>     */<a name="line.6"></a>
<FONT color="green">007</FONT>    <a name="line.7"></a>
<FONT color="green">008</FONT>    package org.dellroad.stuff.spring;<a name="line.8"></a>
<FONT color="green">009</FONT>    <a name="line.9"></a>
<FONT color="green">010</FONT>    import java.io.IOException;<a name="line.10"></a>
<FONT color="green">011</FONT>    import java.io.InputStream;<a name="line.11"></a>
<FONT color="green">012</FONT>    import java.io.InputStreamReader;<a name="line.12"></a>
<FONT color="green">013</FONT>    import java.io.StringWriter;<a name="line.13"></a>
<FONT color="green">014</FONT>    <a name="line.14"></a>
<FONT color="green">015</FONT>    import org.springframework.beans.factory.config.AbstractFactoryBean;<a name="line.15"></a>
<FONT color="green">016</FONT>    import org.springframework.core.io.Resource;<a name="line.16"></a>
<FONT color="green">017</FONT>    <a name="line.17"></a>
<FONT color="green">018</FONT>    /**<a name="line.18"></a>
<FONT color="green">019</FONT>     * Spring factory bean that reads in a Spring {@link Resource} and converts it to a {@link String}.<a name="line.19"></a>
<FONT color="green">020</FONT>     */<a name="line.20"></a>
<FONT color="green">021</FONT>    public class ResourceReaderFactoryBean extends AbstractFactoryBean&lt;String&gt; {<a name="line.21"></a>
<FONT color="green">022</FONT>    <a name="line.22"></a>
<FONT color="green">023</FONT>        private Resource resource;<a name="line.23"></a>
<FONT color="green">024</FONT>        private String charset = "UTF-8";<a name="line.24"></a>
<FONT color="green">025</FONT>    <a name="line.25"></a>
<FONT color="green">026</FONT>        /**<a name="line.26"></a>
<FONT color="green">027</FONT>         * Configure the resource containing the {@link String value}.<a name="line.27"></a>
<FONT color="green">028</FONT>         */<a name="line.28"></a>
<FONT color="green">029</FONT>        public void setResource(Resource resource) {<a name="line.29"></a>
<FONT color="green">030</FONT>            this.resource = resource;<a name="line.30"></a>
<FONT color="green">031</FONT>        }<a name="line.31"></a>
<FONT color="green">032</FONT>    <a name="line.32"></a>
<FONT color="green">033</FONT>        /**<a name="line.33"></a>
<FONT color="green">034</FONT>         * Configure the character encoding for the resource. Default is {@code UTF-8}.<a name="line.34"></a>
<FONT color="green">035</FONT>         */<a name="line.35"></a>
<FONT color="green">036</FONT>        public void setCharacterEncoding(String charset) {<a name="line.36"></a>
<FONT color="green">037</FONT>            this.charset = charset;<a name="line.37"></a>
<FONT color="green">038</FONT>        }<a name="line.38"></a>
<FONT color="green">039</FONT>    <a name="line.39"></a>
<FONT color="green">040</FONT>        @Override<a name="line.40"></a>
<FONT color="green">041</FONT>        public Class&lt;String&gt; getObjectType() {<a name="line.41"></a>
<FONT color="green">042</FONT>            return String.class;<a name="line.42"></a>
<FONT color="green">043</FONT>        }<a name="line.43"></a>
<FONT color="green">044</FONT>    <a name="line.44"></a>
<FONT color="green">045</FONT>        @Override<a name="line.45"></a>
<FONT color="green">046</FONT>        public void afterPropertiesSet() throws Exception {<a name="line.46"></a>
<FONT color="green">047</FONT>            super.afterPropertiesSet();<a name="line.47"></a>
<FONT color="green">048</FONT>            if (this.resource == null)<a name="line.48"></a>
<FONT color="green">049</FONT>                throw new Exception("no resource configured");<a name="line.49"></a>
<FONT color="green">050</FONT>        }<a name="line.50"></a>
<FONT color="green">051</FONT>    <a name="line.51"></a>
<FONT color="green">052</FONT>        @Override<a name="line.52"></a>
<FONT color="green">053</FONT>        protected String createInstance() throws IOException {<a name="line.53"></a>
<FONT color="green">054</FONT>            InputStream input = this.resource.getInputStream();<a name="line.54"></a>
<FONT color="green">055</FONT>            try {<a name="line.55"></a>
<FONT color="green">056</FONT>                InputStreamReader reader = new InputStreamReader(input, this.charset);<a name="line.56"></a>
<FONT color="green">057</FONT>                StringWriter writer = new StringWriter();<a name="line.57"></a>
<FONT color="green">058</FONT>                char[] buf = new char[4096];<a name="line.58"></a>
<FONT color="green">059</FONT>                int r;<a name="line.59"></a>
<FONT color="green">060</FONT>                while ((r = reader.read(buf)) != -1)<a name="line.60"></a>
<FONT color="green">061</FONT>                    writer.write(buf, 0, r);<a name="line.61"></a>
<FONT color="green">062</FONT>                return writer.toString();<a name="line.62"></a>
<FONT color="green">063</FONT>            } finally {<a name="line.63"></a>
<FONT color="green">064</FONT>                try {<a name="line.64"></a>
<FONT color="green">065</FONT>                    input.close();<a name="line.65"></a>
<FONT color="green">066</FONT>                } catch (IOException e) {<a name="line.66"></a>
<FONT color="green">067</FONT>                    // ignore<a name="line.67"></a>
<FONT color="green">068</FONT>                }<a name="line.68"></a>
<FONT color="green">069</FONT>            }<a name="line.69"></a>
<FONT color="green">070</FONT>        }<a name="line.70"></a>
<FONT color="green">071</FONT>    }<a name="line.71"></a>
<FONT color="green">072</FONT>    <a name="line.72"></a>




























































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